Central Tendency mcqs

Q. For moderately skewed distribution, the value of mode is calculated as: 2Mean 3Median 3Median 2Mean 2Mean + Mode 3Median – Mode Answer: 3Median 2Mean

Q. A distribution with two modes is called: Unimodel Bimodal Multimodal Normal Answer: Bimodal

Q. Extreme scores on an examination have the following effect on the mode: They tend to raise it they tend to lower it They have no effect on it difficult to tell Answer: They have no effect on it

Q. Suitable average for averaging the shoe sizes for children is: Mean Mode Median Geometric mean Answer: Mode

Q. The mode or model value of the distribution is that value of the variate for which frequency is: Minimum Maximum Odd number Even number Answer: Maximum

Q. The middle value of an ordered series is called Median 5th decile 50th percentile All the above Answer: All the above

Q. The values of the variate that divide a set of data into four equal parts after arranging the observations in ascending order of magnitude are called: Quartiles Deciles Percentiles Difficult to tell Answer: Quartiles

Q. We must arrange the data before calculating: Mean Median Mode Geometric mean Answer: Median

Q. Extreme scores will have the following effect on the median of an examination: They may have no effect on it They may tend to raise it They may tend to lower it None of the above Answer: They may have no effect on it

Q. The first step in calculating the median of a discrete variable is to determine the: Cumulative frequencies Relative weights Relative frequencies Array Answer: Array